The most common and most likely answer to this crossword clue is the 6 letter word GRATIS
G
R
A
T
I
S
More clues leading to the result GRATIS
- Rag: it's arranged for free
- Free renegade held by US soldiers
- Revolutionary Indian instrument good for nothing
- Turncoat held by soldiers gets free
- Renegade detained by soldiers without charge
- Key informant is free
- Free a traitor imprisoned by soldiers
- Gaol's opening: despicable type is free!
- Big inmate finally escapes and is free
- Giuliani’s number one arsehole is not subject to a charge
Buddy explains!

The straight part
We know that "not subject to a charge" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case not subject to a charge = gratis.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does GRATIS mean?
GRATIS adjective- Free, without charge.
- Free, without charge.